Answers

2014-08-18T19:54:16+05:30
The formulas for trigonometry are as follows:

sin=opposite/hypotenuse.
cos=adjacent/hypotenuse.
tan=opposite/adjacent
and the reciprocals are cosec,sec,cot.
the mathematicians who worked for development of trigonometry are srinivasa ramanujan,archimedes, Aryabhatta
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